5. If A = 3x2 - 7x - 8 and B = x2 - 5x - 4,
find 2A + B.
Answers
Answered by
2
Answer:
7x²-19x-20
if it help you then make it brilliant answer
Answered by
3
Step-by-step explanation:
2(3x2-7x-8) +x2-5x-4
=6x2-14x-16+x2-5x-4
=7x2-19x-20
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